for资源列表
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[国外标准] BS 5422-1990 Method for specifying thermal insulating materials on pipes, ductwork and equipment (in
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[国外标准] BS 5380-1984 Specification for hydraulic port and stud coupling using 'O'-ring sealing and 'G' serie
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[国外标准] BS 5163-2-2004 Valves for waterworks purposes. Stem caps for use on isolating valves and associated
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[国外标准] BS 5163-1-2004 Valves for waterworks purposes. Predominantly key-operated cast iron gate valves - Co
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[国外标准] BS 4994-1987 Specification for design and construction of vessels and tanks in reinforced plastics
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[国外标准] BS 4933-1973 Specification for ISO metric black cup and countersunk head bolts and screws with hexag
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[国外标准] BS 4872-2-1976 Specification for approval testing of welders when welding procedure approval is not
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[国外标准] BS 4848-4-1972 Specification for hot-rolled structural steel sections. Equal and unequal angles